EntityQ917657· pop 23· linked from 96 articlesstep functionSign in to savereal function of real variable that is piecewise constant with a finite number of regionsConnectionsrandom variableEntityInternational Standard Book NumberEntityfunctionEntityreal numberEntityintegralEntityOCLC, Inc.EntityintervalEntitycontinuous functionEntityunionEntitysignalEntitydynamical systemEntityfinite setEntitysign functionEntityconstant functionEntitydistribution functionEntitydisjoint setsEntityHeaviside step functionEntitylinear combinationEntityindicator functionEntityfloor and ceiling functionsEntityCategoriesSpecial functions